# 
# Created with PyCharm.
# Description :
# User: jiume
# Date: 2024-12-10
# Time: 14:35
#

# 8050
# s = input()
# nums,str = 0,0
# for i in s:
#     # 注意这里的判断函数
#     if i.isnumeric():
#         nums += 1
#     elif i.isalpha():
#         str += 1
# print(f'数字个数: {nums}, 字母个数: {str}')

# 8045
# a, b = 0, 1
# while a<=100:
#     print(a, end=',')
#     # 后一项 = 前两项之和
#     a, b = b,a+b

# 8052
# h,w = eval(input())
# cstr = ''
# for i in range(h, h+w):
#     c = chr(i+97)
#     cstr += c
# print(cstr)

# 8046
# a = [3,6,9]
# b =  eval(input())
# c = []
# for i in range(3):
#     c.append(a[i]+b[i])
# print(c)

# 8047
# s1 = input('请输入5个小写的英文字母:')
# lst = []
# length = len(s1)-1
# for i in range(len(s1)):
#     lst.append(s1[length-i].upper())
# # 直接输出的话，会有"[]"，得去格式化输出
# # ','.join(lst) --> 将列表中的元素连接成字符串，元素之间采用","分隔
# print(','.join(lst))